is.colnames {str2str}

Test for 'colnames'

Description

is.colnames returns whether elements of a character vector are colnames of an object.

Usage

is.colnames(nm, x)

Arguments

nm

character vector.

x

object whose colnames are desired to be tested.

Details

If the object does not have any colnames, then the function will return 'FALSE' for each element of the character vector.

Value

TRUE for every element of 'nm' that is a colname of x and FALSE otherwise. The structure is a logical vector with length = length('nm') and names = 'nm'. See details for special cases.

Examples

data("mtcars")
is.colnames(x = as.matrix(mtcars), nm = c("MPG","mpg"))